- Ckúc bẹan họk to^'t !!!!!!!!!!!!!!!!!!!!!! ~

I. Choose the best answer to complete these following sentences.

1. B. because

2. D. off

3. B. reduce

4. C. look after

5. D. therefore

6. B. contacting

7. B. save

8. D. on

9. B. but

10. B. on

11. B. because

12. C. up

II. Rewrite these following sentences into conditional sentences.

51. If they behaved themselves, their parents would be happy.

52. If she had said sorry, he wouldn't have been angry.

53. If I were a rich businessman, I could afford to buy an expensive car.

54. If it hadn't rained last night, I would have gone to the barbecue.

55. If my parents allowed me to go out at night, I wouldn't have to stay at home.

56. If she had paid attention to her cooking, the food wouldn't have been a failure.